GVS, a supplier of filtration solutions in the healthcare and life sciences, energy and mobility, and health and safety sectors, completed the acquisition of RPB Group, a US headquartered company that specializes in the design and production of respiratory protection devices, for $177m. "I am extremely pleased to have now completed one of the transactions that GVS had been working on for some time. This operation will give us the opportunity to further expand and strengthen our presence in the US respiratory protection market and represents another step in our strategy of continued global growth," Massimo Scagliarini, GVS CEO.